389625812

素因数分解:

$2^2\times {\mathrm{197}}^1\times {\mathrm{503}}^1\times {\mathrm{983}}^1$

素因数の和:1687

約数の個数: 24

約数和(自身を含む): 687367296

約数和(自身を除く): 297741484

約数列:

[1, 2, 4, 197, 394, 503, 788, 983, 1006, 1966, 2012, 3932, 99091, 193651, 198182, 387302, 396364, 494449, 774604, 988898, 1977796, 97406453, 194812906, 389625812]

約数ペア:

[(1, 389625812), (2, 194812906), (4, 97406453), (197, 1977796), (394, 988898), (503, 774604), (788, 494449), (983, 396364), (1006, 387302), (1966, 198182), (2012, 193651), (3932, 99091)]